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I.—Woodwardian Museum Notes. On Calamites undulatus (Sternb.)

Published online by Cambridge University Press:  01 May 2009

Albert C. Seward
Affiliation:
Foundation Scholar of St. John's College, Cambridge

Extract

At the end of his monograph on the structure of Calamites, Prof. Williamson makes the following remark: —“I am disposed to regard all existing specific names and definitions as worthless. They separate things that I believe to be identical, and confound others that are obviously distinct.” The specimen described below affords an interesting example in support of this view.

Type
Original Articles
Copyright
Copyright © Cambridge University Press 1888

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References

page 289 note 1 Phil. Trans. Royal Soc. 1881,Google ScholarOn the Organization of Fossil Plants of the Coal-measures, pt. i. Calamites, p. 507.Google Scholar

page 289 note 2 Geognostisch-botanischen, Versuch einer, Darstellungen der Flora der Vorwelt. vers. ii. p. 47, pl. i. fig. i. pl. xx. fig. 8.Google Scholar

page 289 note 3 Hist, des vegét. fossiles, tome i. p. 127.Google Scholar

page 289 note 4 von-Radnitz, Die Steinkohlenflora in Bohmen, , Abhandlungen der Kais. Königlichen Geologischen Reichsanstalt, ii. Band, 3 Abth. So. 3, p. 26.Google Scholar

page 289 note 5 Traité de Paléontologie végétale, tome i. p. 313.Google Scholar

page 289 note 6 Report on the Fossil Plants of the Lower Carboniferous and Millstone Grit Formations of Canada, Geol. Survey of Canada, p. 30.

page 289 note 7 Catalogue of the Palæozoic Plants in the British Museum, p. 25.

Page 290 note 1 Phil. Trans. Royal Soc. 1883, On the Organization of Fossil Plants of the Coal-measures, pt. xii. pl. 33, fig. 19.